System/Library/Frameworks/QuickLookThumbnailing.framework

QLThumbnailProvider.h

Download QLThumbnailProvider.h

1. NSObject

@class NSString;

@interface QLThumbnailProvider : NSObject <NSExtensionRequestHandling>

@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;

- (void)beginRequestWithExtensionContext:(id)a0;
- (void)provideThumbnailForFileRequest:(id)a0 completionHandler:(id /* block */)a1;

@end